CISA shares low-cost cybersecurity strategy for hospitals
New guidance from the Cybersecurity and Infrastructure Security Agency encourages healthcare organizations to consider internal network and internet facing cyber decoys as a practical way to strengthen cyber defenses and improve early threat detection. Realistic fake assets, such as files, accounts and credentials, can help security teams identify malicious activity quickly while generating fewer false alarms than traditional monitoring tools.
For hospitals facing increasing ransomware risks and persistent workforce constraints, cyber decoys offer a potentially cost-effective layer of protection. Any activity from the decoys will signal possible compromise. According to CISA, these techniques can reduce the time needed to detect intrusions, improve the use of limited cybersecurity resources, and provide valuable insight into attacker behavior.
The guidance also notes that cyber decoys align well with modern Zero Trust security strategies, which assume that attackers may eventually gain some level of network access. The cyber decoys are not a replacement for existing security controls, but they may provide an affordable and scalable way to improve cyber resilience. Community hospitals and regional health systems, in particular, could benefit from deploying high-confidence tripwires around electronic health records, financial systems, administrative accounts and other high-value assets, CISA notes.
For more information on this and other cyber and risk issues, contact John Riggi, AHA national advisor for cybersecurity and risk, at jriggi@aha.org, or Scott Gee, AHA deputy national advisor for cybersecurity and risk, at sgee@aha.org. For the latest cyber and risk resources and threat intelligence, visit aha.org/cybersecurity.
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